fix(badges): hide template debug info bar from non-staff users

The name|layout|v3 info row was always visible. Gate it on
trusted_access && edit_mode — attendees and volunteers should
not see internal template metadata above their badge.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/routes/events/[event_id]/(badges)/badges/[badge_id]/ae_comp__badge_obj_view.svelte

@@ -561,7 +561,9 @@ const code_to_icon: {
 /* *** END *** Legacy ticket/option state */
 </script>
 
-<!-- Template debug info: screen-only. Shows layout context and v3 marker. -->
+<!-- Template debug info: screen-only, trusted staff + edit mode only.
+     Intentionally hidden from attendees and non-staff — internal template metadata. -->
+{#if $ae_loc.trusted_access && $ae_loc.edit_mode}
 <div
     class="mb-1 flex h-6 items-center justify-center gap-2 font-mono text-xs text-gray-400 print:hidden">
     <span title="Badge template name"
@@ -596,6 +598,7 @@ const code_to_icon: {
         </button>
     {/if}
 </div>
+{/if}
 
 <section
     id="event_badge_{$lq__event_badge_obj?.event_badge_id}"